Ⅰ.单句语法填空
1．The soup is very tasty(taste)，so I want to have some more.
2．We are having a celebration(celebrate) of our grandfather's 90th birthday.
3．They had to travel into town to trade in the products from their farm.
4．He enjoyed complete freedom(free) to do as he wished.
5．Slavery was abolished(abolish) in the US in the 19th century.
6．I compared the copy with the original(origin)，but there was not much difference.
7．Believe it or not，a disabled lion and two dogs live together in a perfect union(unite)．
8．Mr.Wang was in hospital; I had to take over his work.
9．Trains play an important part in transporting(transport) goods and passengers in China.
